Withdrawn: JDK-8277520: Implement JDK-8 default methods for IdentityHashMap

[duke]

On Wed, 24 Nov 2021 05:16:40 GMT, liach <duke at openjdk.org> wrote:

> Might need a CSR as now `computeIfAbsent` `computeIfPresent` `compute` `merge` would throw CME if the functions modified the map itself, and there are corresponding specification changes.

This pull request has been closed without being integrated.

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PR: https://git.openjdk.org/jdk/pull/6532